While the adage is usually wielded in the context of changing habits for the better, it also applies here to Fortune’s annual Impact 20 list. Our annual Change the World list points to the giants of industry doing good with their dollars. By contrast, the Impact 20 points to relatively smaller venture-capital and private-equity-backed companies looking to improve lives as part of their business model—turning ESG and sustainability from buzzy terms into simple parts of everyday operations.

For full article